HYELEC MS6208B Non-Contact Digital TachometerThe MS6208B is a contact-type digital tachometer with stable performance, high reliability and high safety performance. The core component of the meter is a compact high-speed integrated chip. The meter calculates the exact rotation speed value through a reflected light sampling process. With a compact design, it is a meter with superior performance.The LCD is backlit to allow making and reading measurements in low light conditions.